855256640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2207}}^1$

素因数の和:2404

約数の個数: 112

約数和(自身を含む): 2342034432

約数和(自身を除く): 1486777792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 173, 224, 280, 320, 346, 448, 560, 692, 865, 1120, 1211, 1384, 1730, 2207, 2240, 2422, 2768, 3460, 4414, 4844, 5536, 6055, 6920, 8828, 9688, 11035, 11072, 12110, 13840, 15449, 17656, 19376, 22070, 24220, 27680, 30898, 35312, 38752, 44140, 48440, 55360, 61796, 70624, 77245, 77504, 88280, 96880, 123592, 141248, 154490, 176560, 193760, 247184, 308980, 353120, 381811, 387520, 494368, 617960, 706240, 763622, 988736, 1235920, 1527244, 1909055, 2471840, 2672677, 3054488, 3818110, 4943680, 5345354, 6108976, 7636220, 10690708, 12217952, 13363385, 15272440, 21381416, 24435904, 26726770, 30544880, 42762832, 53453540, 61089760, 85525664, 106907080, 122179520, 171051328, 213814160, 427628320, 855256640]

約数ペア:

[(1, 855256640), (2, 427628320), (4, 213814160), (5, 171051328), (7, 122179520), (8, 106907080), (10, 85525664), (14, 61089760), (16, 53453540), (20, 42762832), (28, 30544880), (32, 26726770), (35, 24435904), (40, 21381416), (56, 15272440), (64, 13363385), (70, 12217952), (80, 10690708), (112, 7636220), (140, 6108976), (160, 5345354), (173, 4943680), (224, 3818110), (280, 3054488), (320, 2672677), (346, 2471840), (448, 1909055), (560, 1527244), (692, 1235920), (865, 988736), (1120, 763622), (1211, 706240), (1384, 617960), (1730, 494368), (2207, 387520), (2240, 381811), (2422, 353120), (2768, 308980), (3460, 247184), (4414, 193760), (4844, 176560), (5536, 154490), (6055, 141248), (6920, 123592), (8828, 96880), (9688, 88280), (11035, 77504), (11072, 77245), (12110, 70624), (13840, 61796), (15449, 55360), (17656, 48440), (19376, 44140), (22070, 38752), (24220, 35312), (27680, 30898)]